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Appendix C
DTAM Micro
Special Controller Functions
Reading / Writing
Controller BCD Files
C–14
To read/write the contents of controller BCD files:
1. Select item 1 from the Special Menu to access the P–A/D function.
You are prompted for a file type:
Select File Type:
(O) Output
2. Press [NEXT] and [PREV] keys to scroll through the file types.
Select BCD and press [
You are prompted for a file number:
Select File Num=_____
3. Enter a file number (3-999 for PLCs or 3-7, 9-255 for SLCs) and press
[
].
You are prompted for an element number:
Select File Num=72
Elem= _____
4. Enter the element number. If you are accessing PLC-5 data, you must
enter an octal value.
You are shown the hexadecimal value of the element:
File=D072
Elem=002
5. Press [NEXT] to display the value in a binary format:
File=D072
1100111100100111
6. To change a value, move the cursor into the data field using the [PREV]
and [NEXT] keys. Enter the new data. If you are editing binary data, use
the [+/-] key to toggle the data between 1 and 0.
7. Press [
] to to load the new data into the file element.
8. To exit, press the [MODE] key to return to the initial P-A/D screen.
You can press the [MODE] key at any time during the P-A/D function.
9. Pressing the [MENU] key at the P-A/D screen exits the P-A/D function
and displays the Main Menu.
].
Data Format
BCD
CF27
Data
Elem=002
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